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Stem Icon Library
Free, downloadable PNG icons across biology, anatomy, chemistry, physics, and engineering. Browse 4,524 icons or search by topic.
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Biology
11,997
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5,182
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6,576
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8,471
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1,215
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1,673
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6,370
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7,839
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4,976
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2,696
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4,524
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Mechanical Engineering
Bronze gear
Bronze gear
Mechanical Engineering
Steel gear through hardened
Steel gear through hardened
Mechanical Engineering
Ductile iron gear angled
Ductile iron gear angled
Mechanical Engineering
Aluminum bronze
Aluminum bronze
Mechanical Engineering
Commercial enclosed gear unit
Commercial enclosed gear unit
Mechanical Engineering
Gear rim
Gear rim
Mechanical Engineering
Gear tooth
Gear tooth
Mechanical Engineering
Disk gear
Disk gear
Mechanical Engineering
Gear tooth surface
Gear tooth surface
Mechanical Engineering
Straddle mount
Straddle mount
Mechanical Engineering
Metallic spur gear
Metallic spur gear
Mechanical Engineering
Steel spur pinion
Steel spur pinion
Mechanical Engineering
Spiroid gear
Spiroid gear
Mechanical Engineering
Pinion bevel gear
Pinion bevel gear
Mechanical Engineering
Straight bevel pinion
Straight bevel pinion
Mechanical Engineering
Steel worm
Steel worm
Mechanical Engineering
Silicon bronze
Silicon bronze
Mechanical Engineering
Squirrel cage induction motor
Squirrel cage induction motor
Mechanical Engineering
Friction clutch
Friction clutch
Mechanical Engineering
Band brake
Band brake
Mechanical Engineering
Band brake on drum
Band brake on drum
Mechanical Engineering
Doorstop
Doorstop
Mechanical Engineering
Pressure distribution uniform
Pressure distribution uniform
Mechanical Engineering
Pivot point a
Pivot point a
…